Run results for: Ramda vs lodash

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36

Browser: Chrome 78

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Ramda.filter	1734659.6 Ops/sec
lodash.filter	1435083.1 Ops/sec
Ramda.differenceWith	2325499.0 Ops/sec
lodash.differenceWith	962229.4 Ops/sec
Ramda.difference	164677.7 Ops/sec
lodash.difference	146529.8 Ops/sec
Ramda.sortBy	122095.8 Ops/sec
lodash.sortBy	274259.8 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
<script src='https://cdn.jsdelivr.net/npm/ramda@0.26.1/dist/ramda.min.js'></script>

Script Preparation code:

var objects = [{a:1},{b:2},{c:3},{d:4},{e:5},{a:1}];
var array1 = _.shuffle(objects.concat(objects));
var array2 = _.shuffle(array1);

var arrayOfFloats = Array(40).fill().map(Math.random);
var arrayOfFloatsShuffled = _.shuffle(arrayOfFloats);

var livres = [{
    "rendu": false,
    "dateRetour": "2015-11-04",
    "titre": "Le livre",
    "utilisateur": "Mickael"
  }, {
    "rendu": false,
    "dateRetour": "2015-12-04",
    "titre": "Le titre",
    "utilisateur": "Mickael"
  }, {
    "rendu": false,
    "dateRetour": "2015-01-04",
    "titre": "JS",
    "utilisateur": "Louis"
  }, {
    "rendu": true,
    "dateRetour": "2013-11-04",
    "titre": "Ramda",
    "utilisateur": "Louis"
  }, {
    "rendu": false,
    "dateRetour": "2015-11-02",
    "titre": "Lodash",
    "utilisateur": "Thibaud"
  }, {
    "rendu": false,
    "dateRetour": "2015-11-04",
    "titre": "Xebia",
    "utilisateur": "Thibaud"
  }];

Tests:

Ramda.filter
R.filter(prop => prop.rendu === false, livres);
lodash.filter
_.filter(livres, ['rendu', false]);
Ramda.differenceWith
R.differenceWith(array2, array1);
lodash.differenceWith
_.differenceWith(array2, array1);
Ramda.difference
R.difference(arrayOfFloats, arrayOfFloatsShuffled);
lodash.difference
_.difference(arrayOfFloats, arrayOfFloatsShuffled);
Ramda.sortBy
R.sortBy(val => val, arrayOfFloats);
lodash.sortBy
_.sortBy(val => val, arrayOfFloats);

Run results for: Ramda vs lodash

Ramda.filter

lodash.filter

Ramda.differenceWith

lodash.differenceWith

Ramda.difference

lodash.difference

Ramda.sortBy

lodash.sortBy